Introducing Sunset entertainment's first ever soloist, sooyoung! She is making her debut in April 10 with her solo bicycle! This is the teaser for her debut! Find more about sooyoung here: https://scratch.mit.edu/studios/29355292/ Become an idol here: https://scratch.mit.edu/studios/29317424/ Official M/V here: https://scratch.mit.edu/projects/513220982/
